how long do opiates stay in your system
Opiates can stay in the body up to four months. It is dependent on your weight, duration of use, potency of the drug, metabolism, and fluid intake. For more information, go here: http://opiateaddictionfacts.com/.
The length of time that opiates stay in your system will depend on how long one has been taking them. If you have only taken them once, they take 3 days to leave you system.
Depending on several factors, opiates will generally remain in the system for up to five days. Benzodiazepines may still be present up to 3 weeks later for chronic users.
They stay in the system for 6-12 hours. For details visit http://www.howtocleanyourbody.com/long-opiates-stay-your-body-a-9.html